Status:
COMPLETED
Toric Contact Lens Digital Performance and Comfort Study
Lead Sponsor:
Kathryn Richdale
Conditions:
Astigmatism
Eligibility:
All Genders
18-39 years
Phase:
NA
Brief Summary
This study seeks to quantify digital visual performance and subjective visual acceptance of toric contact lenses as compared to spherical lenses in low to moderate astigmatic patients.
Detailed Description
This study seeks to quantify the near visual performance and subjective visual acceptance of toric contact lenses as compared to spherical lenses in an astigmatic cohort of patients. Primary Hypothese...
Eligibility Criteria
Inclusion
- Inclusion Criteria:
- 18 to 39 years of age (inclusive)
- pl to -6.00D vertexed sphere power and -0.75 to -1.50D vertexed refractive cylinder OD and OS
- Current/established full time (\>6 days week, \>8 hours/day) soft contact lens wearer
- Best corrected acuity of 20/25 or better in each eye
- Self-report of at least 4 hrs/day using digital devices
- Willing to wear lenses at least 8 hours each day during the study period
- Able to speak and read English at a high school level / have at least a high school diploma or equivalent (by self-report)
- Enclusion Criteria:
- History of ocular pathology or surgery
- Binocular vision disorder (i.e., tropia, convergence or accommodative insufficiency)
- Gas permeable lens wear for at least 3 months
- Symptomatic soft contact lens wearer (CLDEQ-8 score \<12 at baseline)
Exclusion
Key Trial Info
Start Date :
March 16 2021
Trial Type :
INTERVENTIONAL
Allocation :
ACTUAL
End Date :
December 13 2021
Estimated Enrollment :
30 Patients enrolled
Trial Details
Trial ID
NCT04772560
Start Date
March 16 2021
End Date
December 13 2021
Last Update
March 10 2022
Active Locations (1)
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1
University of Houston College of Optometry
Houston, Texas, United States, 77204